diff --git a/pkgs/applications/misc/electrum/default.nix b/pkgs/applications/misc/electrum/default.nix
index ad7cf13f4d5..d28535ef374 100644
--- a/pkgs/applications/misc/electrum/default.nix
+++ b/pkgs/applications/misc/electrum/default.nix
@@ -1,21 +1,5 @@
 { stdenv, fetchurl, pythonPackages }:
 
-let
-  jsonrpclib = pythonPackages.buildPythonPackage rec {
-    version = "0.1.7";
-    name = "jsonrpclib-${version}";
-    src = fetchurl {
-      url = "mirror://pypi/j/jsonrpclib/${name}.tar.gz";
-      sha256 = "02vgirw2bcgvpcxhv5hf3yvvb4h5wzd1lpjx8na5psdmaffj6l3z";
-    };
-    propagatedBuildInputs = [ pythonPackages.cjson ];
-    meta = {
-      homepage = https://pypi.python.org/pypi/jsonrpclib;
-      license = stdenv.lib.licenses.asl20;
-    };
-  };
-in
-
 pythonPackages.buildPythonApplication rec {
   name = "electrum-${version}";
   version = "2.6.4";
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 9ab34c85ab8..a74ec8fa99c 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7494,6 +7494,27 @@ in modules // {
     };
   };
 
+  jsonrpclib = buildPythonPackage rec {
+    name = "jsonrpclib-${version}";
+    version = "0.1.7";
+
+    disabled = !isPy27;
+
+    src = pkgs.fetchurl {
+      url = "mirror://pypi/j/jsonrpclib/${name}.tar.gz";
+      sha256 = "02vgirw2bcgvpcxhv5hf3yvvb4h5wzd1lpjx8na5psdmaffj6l3z";
+    };
+
+    propagatedBuildInputs = with self; [ cjson ];
+
+    meta = {
+      description = "JSON RPC client library";
+      homepage = https://pypi.python.org/pypi/jsonrpclib/;
+      license = stdenv.lib.licenses.asl20;
+      maintainers = [ stdenv.lib.maintainers.joachifm ];
+    };
+  };
+
   jsonwatch = buildPythonPackage rec {
     name = "jsonwatch-0.2.0";